A155486 Concatenation of odd n and even n-th nonprime.

10, 34, 58, 710, 914, 1116, 1320, 1522, 2130, 2738, 2940, 3144, 3346, 3954, 4156, 4358, 4562, 4764, 4966, 5372, 5980, 6182, 6790, 6992, 7194, 7396, 77102, 81108, 85114, 87116, 89118, 91120, 93122, 95124, 97126, 101132, 103134, 105136, 107140

Offset

1,1

Links

Table of n, a(n) for n=1..39.

Crossrefs

Cf. A000027, A141468.

Sequence in context: A247129 A002601 A020495 * A225276 A008527 A366415

Adjacent sequences: A155483 A155484 A155485 * A155487 A155488 A155489

Keyword

nonn,base

Author

Juri-Stepan Gerasimov, Jan 23 2009

Extensions

Corrected (10 inserted, 1320 inserted, 2738 inserted, 5372 inserted...) by R. J. Mathar, May 10 2010

Status

approved