A225516 Primes corresponding to terms of A225430.

7, 13, 5, 19, 11, 31, 17, 37, 43, 23, 29, 61, 67, 73, 79, 41, 47, 97, 103, 53, 109, 59, 127, 139, 71, 151, 157, 163

Offset

1,1

Comments

It is a result of application of Eratosthenes-like sieve to sequence of odd parts of sums of digits of n^2 which begins 1,1,9,7,7,9,13,5,... .

Conjecture: the sequence is a permutation of all primes > 3.

Links

Table of n, a(n) for n=1..28.

Crossrefs

Cf. A221858, A225017, A225039, A225040, A225093, A225430.

Sequence in context: A209189 A352171 A225091 * A134039 A125741 A103705

Adjacent sequences: A225513 A225514 A225515 * A225517 A225518 A225519

Keyword

nonn

Author

Vladimir Shevelev, May 09 2013

Status

approved