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A039817
Triangle read by rows: matrix 5th power of the Stirling-1 triangle A008275.
8
1, -5, 1, 40, -15, 1, -440, 235, -30, 1, 6170, -4200, 775, -50, 1, -105315, 86020, -20475, 1925, -75, 1, 2120610, -2001055, 577570, -70525, 4025, -105, 1, -49242470, 52305780, -17609620, 2623145, -195300, 7490, -140, 1, 1296133195, -1520815230, 581516560, -101595060, 9264045, -464940, 12810, -180, 1
OFFSET
1,2
LINKS
FORMULA
E.g.f. of k-th column: ((log(1+log(1+log(1+log(1+log(1+x))))))^k)/k!.
EXAMPLE
Triangle begins:
1;
-5, 1;
40, -15, 1;
-440, 235, -30, 1;
6170, -4200, 775, -50, 1;
-105315, 86020, -20475, 1925, -75, 1;
...
MATHEMATICA
Flatten[Table[SeriesCoefficient[(Log[1+Log[1+Log[1+Log[1+Log[1+x]]]]])^k, {x, 0, n}] n!/k!, {n, 9}, {k, n}]] (* Stefano Spezia, Sep 12 2022 *)
CROSSREFS
Cf. A000359 (first column), A008275.
Sequence in context: A158820 A082437 A308440 * A293604 A000321 A293573
KEYWORD
sign,tabl
AUTHOR
Christian G. Bower, Feb 15 1999
STATUS
approved