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A076200
a(n) equals the least s>0 such that n!! + s^3 is prime.
0
1, 1, 2, 2, 5, 2, 5, 2, 11, 4, 17, 8, 43, 2, 19, 2, 19, 4, 13, 32, 23, 4, 47, 2, 37, 74, 23, 86, 43, 122, 149, 128, 19, 146, 29, 226, 31, 64, 53, 2, 23, 134, 43, 268, 103, 134, 59, 64, 43, 4, 101, 16, 61, 346, 229, 278, 103, 16, 41, 64, 127, 2, 181, 302, 151, 146, 191, 262
OFFSET
1,3
CROSSREFS
Cf. A057019.
Sequence in context: A153078 A245565 A233468 * A039931 A128645 A007610
KEYWORD
nonn
AUTHOR
Zak Seidov, Nov 02 2002
STATUS
approved