The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A026599 (Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
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A026599

a(n) = Sum_{j=0..2*i, i=0..n} A026584(i,j).
(history; published version)

#35 by R. J. Mathar at Fri Jul 08 13:03:26 EDT 2022

STATUS

editing

approved

#34 by R. J. Mathar at Fri Jul 08 13:02:17 EDT 2022

REFERENCES

Amir Sapir, The Tower of Hanoi with Forbidden Moves, The Computer J. 47 (1) (2004) 20, case cyclic++, sequence c(n).

LINKS

Amir Sapir, <a href="https://doi.org/10.1093/comjnl/47.1.20">The Tower of Hanoi with Forbidden Moves</a>, The Computer J. 47 (1) (2004) 20, case cyclic++, sequence c(n) (offset 1).

STATUS

proposed

editing

#33 by R. J. Mathar at Fri Jul 08 10:34:00 EDT 2022

STATUS

editing

proposed

#32 by R. J. Mathar at Fri Jul 08 10:33:41 EDT 2022

REFERENCES

Amir Sapir, The Tower of Hanoi with Forbidden Moves, The Computer J. 47 (1) (2004) 20, case cyclic++, sequence c(n).

CROSSREFS

Cf. A026584, A026585, A026587, A026589, A026590, A026591, A026592, A026593, A026594, A026595, A026596, A026597, (first differences), A026598, A027282, A027283, A027284, A027285, A027286.

KEYWORD

nonn,changedeasy

STATUS

approved

editing

#31 by Michael De Vlieger at Mon Jun 27 21:18:45 EDT 2022

STATUS

proposed

approved

#30 by Jon E. Schoenfield at Mon Jun 27 20:10:12 EDT 2022

STATUS

editing

proposed

#29 by Jon E. Schoenfield at Mon Jun 27 20:10:11 EDT 2022

NAME

a(n) = Sum_{0<=j<=0..2*i, 0<=i<=0..n} A026584(i,j).

PROG

(MAGMAMagma) [n le 3 select 3^(n-1) else 2*Self(n-1) +3*Self(n-2) -4*Self(n-3): n in [1..41]]; // G. C. Greubel, Dec 15 2021

STATUS

proposed

editing

#28 by Eric Rowland at Mon Jun 27 17:13:59 EDT 2022

STATUS

editing

proposed

#27 by Eric Rowland at Mon Jun 27 17:13:51 EDT 2022

MATHEMATICA

LinearRecurrence[{2, 3, -4}, {1, 3, 9}, 40}] (* G. C. Greubel, Dec 15 2021 *)

STATUS

approved

editing

#26 by Peter Luschny at Wed Dec 15 02:50:54 EST 2021

STATUS

reviewed

approved