0,8

Rows include A028310, A004277, A008486, A008574, A008706, A008458. Main diagonal is n^2+0^n (A000290, preceded by extra 1). Inverse binomial transform of array A049513.

Table of n, a(n) for n=0..84.

T(n, k)=nk+0^n

Rows begin

1 0 0 0 0 ...

1 1 2 3 4 ...

1 2 4 6 8 ...

1 3 6 9 12 ...

1 4 8 12 16 ...

Sequence in context: A220074 A059259 A124394 * A321884 A136431 A182888

Adjacent sequences: A086457 A086458 A086459 * A086461 A086462 A086463

easy,nonn,tabl

Paul Barry, Jul 21 2003

approved