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 A034930 Triangle, read by rows, formed by reading Pascal's triangle (A007318) mod 8. 15
 1, 1, 1, 1, 2, 1, 1, 3, 3, 1, 1, 4, 6, 4, 1, 1, 5, 2, 2, 5, 1, 1, 6, 7, 4, 7, 6, 1, 1, 7, 5, 3, 3, 5, 7, 1, 1, 0, 4, 0, 6, 0, 4, 0, 1, 1, 1, 4, 4, 6, 6, 4, 4, 1, 1, 1, 2, 5, 0, 2, 4, 2, 0, 5, 2, 1, 1, 3, 7, 5, 2, 6, 6, 2, 5, 7, 3, 1, 1, 4, 2, 4, 7, 0, 4, 0, 7, 4, 2, 4, 1, 1, 5, 6, 6, 3, 7, 4, 4, 7, 3, 6, 6, 5, 1 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 0,5 LINKS Reinhard Zumkeller, Rows n = 0..120 of triangle, flattened Ilya Gutkovskiy, Illustrations (triangle formed by reading Pascal's triangle mod m) James G. Huard, Blair K. Spearman, and Kenneth S. Williams, Pascal's triangle (mod 8), European Journal of Combinatorics 19:1 (1998), pp. 45-62. FORMULA T(n+1,k) = (T(n,k) + T(n,k-1)) mod 8. - Reinhard Zumkeller, Jul 12 2013 MATHEMATICA Mod[ Flatten[ Table[ Binomial[n, k], {n, 0, 13}, {k, 0, n}]], 8] (* Robert G. Wilson v, May 26 2004 *) PROG (Haskell) a034930 n k = a034930_tabl !! n !! k a034930_row n = a034930_tabl !! n a034930_tabl = iterate    (\ws -> zipWith (\u v -> mod (u + v) 8) ([0] ++ ws) (ws ++ [0])) [1] -- Reinhard Zumkeller, Jul 12 2013, Jun 21 2013 CROSSREFS Cf. A007318, A047999, A083093, A034931, A008975, A034932. Sequences based on the triangles formed by reading Pascal's triangle mod m: A047999 (m = 2), A083093 (m = 3), A034931 (m = 4), A095140 (m = 5), A095141 (m = 6), A095142 (m = 7), (this sequence) (m = 8), A095143 (m = 9), A008975 (m = 10), A095144 (m = 11), A095145 (m = 12), A275198 (m = 14), A034932 (m = 16). Sequence in context: A096145 A306309 A123264 * A095142 A180171 A140822 Adjacent sequences:  A034927 A034928 A034929 * A034931 A034932 A034933 KEYWORD nonn,tabl AUTHOR STATUS approved

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Last modified August 8 10:26 EDT 2022. Contains 356009 sequences. (Running on oeis4.)