A235922 Minimal k > 1 such that the base-k representation of the n-th palindrome in A002113, read in decimal, is also palindrome.

2, 2, 3, 2, 3, 2, 5, 2, 3, 2, 10, 10, 2, 10, 4, 10, 10, 5, 2, 10, 6, 3, 10, 6, 3, 10, 7, 10, 6, 10, 3, 10, 10, 3, 5, 10, 10, 5, 7, 10, 2, 10, 8, 6, 10, 10, 4, 10, 4, 10, 8, 10, 6, 10, 10, 9, 10, 3, 10, 10, 10, 10, 10, 10, 9, 10, 10, 2, 10, 10, 10, 5, 10, 9, 3, 4, 5, 10, 10, 10, 2, 10, 10, 10, 3

Offset

1,1

Comments

We conjecture that limit of average (a(1)+...+a(n))/n exists and equals 10.

Links

Table of n, a(n) for n=1..85.

Crossrefs

Cf. A002113, A235354.

Sequence in context: A134740 A054714 A369032 * A255598 A060324 A046216

Adjacent sequences: A235919 A235920 A235921 * A235923 A235924 A235925

Keyword

nonn,base

Author

Vladimir Shevelev, Jan 17 2014

Status

approved