A118018 Indices of prime complementary Bell numbers (in absolute value).
5, 36, 723
Offset: 1
Links
- Eric Weisstein's World of Mathematics, Complementary Bell Number
- Eric Weisstein's World of Mathematics, Integer Sequence Primes
Programs
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Mathematica
Select[Range[1000], PrimeQ[Abs[BellB[#, -1]]] &] (* Vaclav Kotesovec, Sep 09 2019 *)