A303575 a(n) = prime arising when A231433(n+1) is formed (if there is more than one, use the smallest).

101, 211, 23, 13, 41, 47, 67, 601, 109, 59, 251, 281, 881, 1381, 1153, 1451, 1471, 2017, 2203, 1223, 1621, 1619, 1229, 2203, 2053, 5227, 2267, 2269, 4229, 1423, 1283, 2383, 2333, 3253, 6353, 3463, 3347, 3739, 3389, 1483, 2441, 4243, 5443, 4457, 4447, 4451

Offset

0,1

Comments

Let A231433(n) = X, A231433(n+1) = Y. The digits of X and Y can be rearranged to form a prime, possibly in several ways; a(n) is the smallest such prime.

Links

Rémy Sigrist, Table of n, a(n) for n = 0..10000

Rémy Sigrist, C++ program for A303575

Prog

(C++) See Links section.

Crossrefs

Cf. A231433.

Sequence in context: A069858 A357033 A319744 * A171798 A067861 A142633

Adjacent sequences: A303572 A303573 A303574 * A303576 A303577 A303578

Keyword

nonn,base

Author

N. J. A. Sloane, Apr 27 2018

Extensions

More terms from Rémy Sigrist, Apr 29 2018

Status

approved