

A212222


The sum of digits of a(n) in base b is the same with every prime b up to 11.


6



0, 1, 1386, 1387, 485353, 981435, 4423035, 14187855, 19652536, 19652537, 19654636, 19654637, 23059876, 23059877, 23063359, 23837177, 25009516, 25009517, 41185278, 41185279, 41409018, 41409019, 49650315, 50262556, 50262557, 58622956, 58622957, 58623315
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OFFSET

0,3


COMMENTS

This sequence is a subset of A135127 for bases 2,3,5,7, which is a subset of A135121 for bases 2,3,5, which is a subset of A037301 for bases 2,3.
Problem: Is the sequence finite?


LINKS

Stanislav Sykora, Table of n, a(n) for n = 0...206


EXAMPLE

1386 reads 10101101010, 1220100, 21021, 4020, and 1050 in bases 2,3,5,7, and 11, respectively. In these bases, the sum of the digits is 6.


CROSSREFS

Cf. A135127, A135121, A037301.
Sequence in context: A317284 A060062 A181991 * A045103 A175695 A286837
Adjacent sequences: A212219 A212220 A212221 * A212223 A212224 A212225


KEYWORD

nonn,base


AUTHOR

Stanislav Sykora, May 06 2012


STATUS

approved



