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A115699 Primes whose digit reversal is the product of 2 palindromes greater than 1. 0
23, 41, 53, 61, 223, 263, 283, 467, 509, 557, 607, 647, 719, 809, 829, 2131, 2141, 2153, 2347, 2351, 2521, 2531, 2593, 2731, 2767, 2953, 2957, 4091, 4261, 4603, 4751, 4817, 4951, 5171, 5393, 5651, 6173, 6361, 6571, 6581, 6761, 6763, 6791 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
EXAMPLE
829 is prime and 928=4*232.
CROSSREFS
Cf. A115683.
Sequence in context: A050657 A050668 A199219 * A301623 A163635 A083444
KEYWORD
nonn,base
AUTHOR
Giovanni Resta, Jan 31 2006
STATUS
approved

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Last modified March 28 08:02 EDT 2024. Contains 371236 sequences. (Running on oeis4.)