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 A003985 Triangle with subscripts (1,1),(2,1),(1,2),(3,1),(2,2),(1,3), etc. in which entry (i,j) is i AND j. 3
 1, 0, 0, 1, 2, 1, 0, 2, 2, 0, 1, 0, 3, 0, 1, 0, 0, 0, 0, 0, 0, 1, 2, 1, 4, 1, 2, 1, 0, 2, 2, 4, 4, 2, 2, 0, 1, 0, 3, 4, 5, 4, 3, 0, 1, 0, 0, 0, 4, 4, 4, 4, 0, 0, 0, 1, 2, 1, 0, 5, 6, 5, 0, 1, 2, 1, 0, 2, 2, 0, 0, 6, 6, 0, 0, 2, 2, 0, 1, 0, 3, 0, 1, 0, 7, 0, 1, 0, 3, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 1,5 LINKS CROSSREFS Antidiagonal sums are in A006581. Sequence in context: A000925 A258279 A258292 * A287524 A157237 A065676 Adjacent sequences:  A003982 A003983 A003984 * A003986 A003987 A003988 KEYWORD tabl,nonn,easy AUTHOR EXTENSIONS More terms from Larry Reeves (larryr(AT)acm.org), Sep 21 2000 STATUS approved

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Last modified October 15 15:14 EDT 2019. Contains 328030 sequences. (Running on oeis4.)