The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A373181 (Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
Showing entries 1-10 | older changes

A373181

k such that 0 = Sum_{j=1..k} A373223(k, j). The indices of the rows in Gauss's triangle with vanishing row sums.
(history; published version)

#19 by Peter Luschny at Sat Jun 01 12:19:02 EDT 2024

STATUS

editing

approved

#18 by Michel Marcus at Sat Jun 01 11:35:41 EDT 2024

COMMENTS

The next prime term is 807281. - Michel Marcus, Jun 01 2024

STATUS

approved

editing

Discussion

Sat Jun 01

11:44

Michel Marcus: and the last in that zone is 814063

12:17

Peter Luschny: I will immediately write a letter to Prof. Kronecker and report your results. I assume that he will invite you to give a lecture on your results at the Academy in Berlin.

#17 by OEIS Server at Sat Jun 01 04:51:00 EDT 2024

LINKS

Michel Marcus, <a href="/A373181/b373181_1.txt">Table of n, a(n) for n = 1..74</a>

#16 by Peter Luschny at Sat Jun 01 04:51:00 EDT 2024

STATUS

reviewed

approved

Discussion

Sat Jun 01

04:51

OEIS Server: Installed first b-file as b373181.txt.

#15 by Joerg Arndt at Sat Jun 01 04:01:11 EDT 2024

STATUS

proposed

reviewed

#14 by Michel Marcus at Sat Jun 01 03:53:37 EDT 2024

STATUS

editing

proposed

#13 by Michel Marcus at Sat Jun 01 03:53:33 EDT 2024

PROG

(PARI) KP(p, q) = kronecker(p, q);

isok(k) = my(vp=primes(k)); vecsum(vector(k, j, KP(vp[k], vp[j])*KP(vp[j], vp[k]))) == 0; \\ Michel Marcus, Jun 01 2024

#12 by Michel Marcus at Sat Jun 01 03:51:42 EDT 2024

STATUS

proposed

editing

#11 by Michel Marcus at Sat Jun 01 03:46:15 EDT 2024

STATUS

editing

proposed

#10 by Michel Marcus at Sat Jun 01 03:46:11 EDT 2024

LINKS

Michel Marcus, <a href="/A373181/b373181_1.txt">Table of n, a(n) for n = 1..74</a>

STATUS

approved

editing