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A025044
a(n) not of form prime - a(k), k < n.
7
0, 1, 8, 14, 20, 24, 25, 26, 32, 38, 44, 50, 56, 62, 68, 74, 80, 86, 90, 92, 94, 98, 104, 110, 116, 118, 120, 122, 128, 134, 140, 144, 146, 152, 158, 160, 164, 170, 176, 182, 184, 188, 194, 200, 206, 212, 218, 220, 224, 230, 234, 236, 242, 248, 254, 260, 264, 266, 272, 274
OFFSET
1,3
LINKS
MATHEMATICA
a1 = {0}; nmax = 275; Do[ If[Select[n + a1, PrimeQ] == {}, AppendTo[a1, n]] , {n, nmax}]; a1 (* Ray Chandler, Jan 15 2017 *)
CROSSREFS
KEYWORD
nonn
STATUS
approved