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 A260323 Triangle read by rows: T(n,k) = logarithmic polynomial G_k^(n)(x) evaluated at x=-1. 2
 1, 3, 2, 8, 6, 6, 24, 24, 24, 24, 89, 80, 60, 120, 120, 415, 450, 480, 360, 720, 720, 2372, 2142, 2730, 840, 2520, 5040, 5040, 16072, 17696, 10416, 21840, 6720, 20160, 40320, 40320, 125673, 112464, 151704, 184464, 15120, 60480, 181440, 362880, 362880 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 LINKS J. M. Gandhi, On logarithmic numbers, Math. Student, 31 (1963), 73-83. Gives first 10 rows. [Annotated scanned copy] EXAMPLE Triangle begins: 1, 3,2, 8,6,6, 24,24,24,24, 89,80,60,120,120, 415,450,480,360,720,720, 2372,2142,2730,840,2520,5040,5040, ... MAPLE A260323 := proc(n, r)     if r = 0 then         1 ;     elif n > r+1 then         0 ;     else         add( 1/(r-j*n)!/j, j=1..(r)/n) ;         %*r! ;     end if; end proc: for r from 1 to 20 do     for n from 1 to r do         printf("%a, ", A260323(n, r)) ;     end do:     printf("\n") ; end do: # R. J. Mathar, Jul 24 2015 CROSSREFS Rows, column sums give A002104, A002742, A002745, A002746. Cf. A260322-A260325. Sequence in context: A071654 A072657 A098163 * A072112 A071658 A089860 Adjacent sequences:  A260320 A260321 A260322 * A260324 A260325 A260326 KEYWORD sign,tabl AUTHOR N. J. A. Sloane, Jul 23 2015 STATUS approved

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Last modified January 19 14:53 EST 2020. Contains 331049 sequences. (Running on oeis4.)