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A308888
Positions of 3's on the spiral defined in A308884.
1
17, 18, 22, 26, 27, 28, 32, 33, 38, 39, 45, 46, 52, 59, 60, 76, 101, 108, 118, 124, 128, 130, 146, 153, 158, 159, 160, 166, 172, 174, 176, 184, 185, 186, 188, 189, 191, 192, 193, 199, 206, 218, 236, 286, 292, 296, 298, 302, 326, 332, 333, 339, 344, 345, 350, 358, 364, 370, 372, 382, 383, 389, 390, 396, 397
OFFSET
1,1
CROSSREFS
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Jul 01 2019
STATUS
approved