A376858 Fixed points of A071786.

1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 25, 27, 28, 30, 32, 33, 35, 36, 40, 42, 44, 45, 48, 49, 50, 54, 55, 56, 60, 63, 64, 66, 70, 72, 75, 77, 80, 81, 84, 88, 90, 96, 98, 99, 100, 101, 105, 108, 110, 112, 120, 121, 125, 126, 128, 131, 132, 135, 140

Offset

1,2

Comments

First differs from A033620 at n = 139. In the present sequence a(139) = 403 = 13 * 31: 13 and 31 are the reversals of each other but neither is a palindrome, so 403 is not in A033620.

Links

Paolo Xausa, Table of n, a(n) for n = 1..10000

Mathematica

A376858Q[k_] := k == Times @@ (IntegerReverse[#1]^#2 & @@@ FactorInteger[k]);
Select[Range[200], A376858Q]

Crossrefs

Cf. A071786. Supersequence of A033620.

Sequence in context: A194424 A033892 A033620 * A033637 A084034 A084347

Adjacent sequences: A376855 A376856 A376857 * A376859 A376860 A376862

Keyword

nonn,base

Author

Paolo Xausa, Oct 07 2024

Status

approved