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A028280
Distinct elements in 4-Pascal triangle A028275 (by row).
0
1, 4, 5, 6, 10, 7, 16, 8, 23, 32, 9, 31, 55, 40, 86, 110, 11, 50, 126, 196, 12, 61, 176, 322, 392, 13, 73, 237, 498, 714, 14, 310, 735, 1212, 1428, 15, 100, 396, 1045, 1947, 2640, 115, 496, 1441, 2992, 4587, 5280, 17, 131, 611, 1937, 4433, 7579, 9867, 18, 148, 742
OFFSET
0,2
CROSSREFS
Sequence in context: A115762 A169889 A144022 * A120520 A213523 A246441
KEYWORD
nonn,tabf
EXTENSIONS
More terms from James A. Sellers
STATUS
approved