A374082 - OEIS

A374082

Numbers k such that every prime dividing k also divides A114707(k-1).

7, 11, 13, 15, 19, 21, 23, 25, 27, 29, 50, 64, 100, 150, 162, 216, 243, 384, 388, 567, 576, 625, 832, 841, 873, 1024, 1029, 1176, 1215, 1528, 1536, 1856, 2187, 3185, 3712, 4096, 4374, 5831, 6400, 6498, 8192, 8208, 8624, 9800, 10240, 10692, 11933, 14336, 15936, 16807, 17250, 18954, 19683, 21952

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OFFSET

1,1

COMMENTS

Numbers k such that A114707(k) = A114707(k-1).

Numbers k such that A114708(k) = 0.

LINKS

Table of n, a(n) for n=1..54.

EXAMPLE

a(3) = 13 is a term because 13, the only prime dividing 13, also divides A114707(12) = 13.

MAPLE

R:= 1: v:= 1: