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A067346 Square array read by antidiagonals: T(n,k)=T(n,k-1)*n^2/(n-1)-Catalan(k-1) with a(n,1)=n-1 and a(1,k)=0 where Catalan(k)=C(2k,k)/(k+1)=A000108(k). 2
0, 0, 1, 0, 3, 2, 0, 10, 8, 3, 0, 35, 34, 15, 4, 0, 126, 148, 78, 24, 5, 0, 462, 652, 411, 148, 35, 6, 0, 1716, 2892, 2178, 920, 250, 48, 7, 0, 6435, 12882, 11574, 5736, 1795, 390, 63, 8, 0, 24310, 57540, 61596, 35808, 12910, 3180, 574, 80, 9, 0, 92378, 257500 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,5

LINKS

Table of n, a(n) for n=1..58.

FORMULA

T(n, k) =A067345(n, k)*(n-1) =A067347(n, k)*(1-1/n)

CROSSREFS

Rows include A000004, A001700, A067336.

Sequence in context: A248181 A229728 A077907 * A282423 A111541 A244134

Adjacent sequences:  A067343 A067344 A067345 * A067347 A067348 A067349

KEYWORD

nonn,tabl

AUTHOR

Henry Bottomley, Jan 16 2002

STATUS

approved

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Last modified January 27 14:39 EST 2020. Contains 331295 sequences. (Running on oeis4.)