A168434 n-th prime minus number of distinct transpositions of digits of n-th prime.

1, 2, 4, 6, 9, 11, 15, 17, 21, 27, 29, 35, 39, 41, 45, 51, 57, 59, 65, 69, 71, 77, 81, 87, 95, 95, 97, 101, 103, 110, 121, 128, 131, 133, 143, 148, 151, 157, 161, 167, 173, 178, 188, 187, 191, 193, 208, 220, 224, 226, 227, 233, 235, 245, 251, 257, 263, 265, 271, 275

Offset

1,2

Links

Table of n, a(n) for n=1..60.

Formula

a(n)=A000040(n)-A168353(n).

Crossrefs

Sequence in context: A347778 A164286 A054519 * A300416 A353134 A377283

Adjacent sequences: A168431 A168432 A168433 * A168435 A168436 A168437

Keyword

nonn,base,easy,less

Author

Juri-Stepan Gerasimov, Nov 25 2009

Extensions

Corrected (10 replaced by 9, 98 by 95, 196 by 193, 230 by 227) by R. J. Mathar, Jun 04 2010

Status

approved