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A028277
Odd elements in 4-Pascal triangle A028275 (by row).
0
1, 1, 1, 1, 1, 1, 5, 5, 1, 1, 1, 1, 7, 7, 1, 1, 23, 23, 1, 1, 9, 31, 55, 55, 31, 9, 1, 1, 1, 1, 11, 11, 1, 1, 61, 61, 1, 1, 13, 73, 237, 237, 73, 13, 1, 1, 735, 735, 1, 1, 15, 1045, 1947, 1947, 1045, 15, 1, 1, 115, 1441, 4587, 4587, 1441, 115, 1, 1, 17, 131, 611, 1937, 4433
OFFSET
0,7
CROSSREFS
Sequence in context: A286838 A347684 A172457 * A046582 A046581 A046594
KEYWORD
nonn,tabf
EXTENSIONS
More terms from James A. Sellers
STATUS
approved