W. Lang, Oct 12 2007 a(n,m) tabl head (triangle) for A046089 (S1p(3)) n\m 1 2 3 4 5 6 7 8 9 10 ... 1 1 0 0 0 0 0 0 0 0 0 2 3 1 0 0 0 0 0 0 0 0 3 12 9 1 0 0 0 0 0 0 0 4 60 75 18 1 0 0 0 0 0 0 5 360 660 255 30 1 0 0 0 0 0 6 2520 6300 3465 645 45 1 0 0 0 0 7 20160 65520 47880 12495 1365 63 1 0 0 0 0 8 181440 740880 687960 235305 35700 2562 84 1 0 0 9 1814400 9072000 10372320 4452840 877905 86940 4410 108 1 0 10 19958400 119750400 164656800 86070600 21133035 2703645 188370 7110 135 1 . . . The first column gives A001710(n+2)=(n+1)!/2: [1,3,12,60,360,2520,20160,181440,1814400,19958400,...]. The row sums give A049376: [1,4,22,154,1306,12976,147484,1883932,26680924,414468496,...]. The alternating row sums give A134138: [1,2,4,2,-74,-916,-8672,-73564,-542852,-2595016,...]. ######################################## e.o.f. ########################################################