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 A293139 Square array A(n,k), n >= 0, k >= 0, read by antidiagonals, where column k is the expansion of e.g.f. Product_{i>0} Sum_{j=0..k} (-1)^j*x^(j*i)/j!. 5
 1, 1, 0, 1, -1, 0, 1, -1, -2, 0, 1, -1, -1, 0, 0, 1, -1, -1, 0, 0, 0, 1, -1, -1, -1, 0, 120, 0, 1, -1, -1, -1, 0, 0, 0, 0, 1, -1, -1, -1, 1, 20, 180, 5040, 0, 1, -1, -1, -1, 1, 20, 180, 0, 0, 0, 1, -1, -1, -1, 1, 19, 150, 1260, 10080, 0, 0, 1, -1, -1, -1, 1, 19 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 0,9 LINKS Seiichi Manyama, Antidiagonals n = 0..139, flattened EXAMPLE Square array begins:    1,   1,  1,  1,  1, ...    0,  -1, -1, -1, -1, ...    0,  -2, -1, -1, -1, ...    0,   0,  0, -1, -1, ...    0,   0,  0,  0,  1, ...    0, 120,  0, 20, 20, ... CROSSREFS Columns k=0..2 give A000007, A293140, A293141. Rows n=0 gives A000012. Main diagonal gives A293116. Cf. A293135. Sequence in context: A095408 A133008 A102550 * A351319 A213725 A213726 Adjacent sequences:  A293136 A293137 A293138 * A293140 A293141 A293142 KEYWORD sign,tabl,look AUTHOR Seiichi Manyama, Oct 01 2017 STATUS approved

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Last modified August 10 04:27 EDT 2022. Contains 356029 sequences. (Running on oeis4.)