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A082037 A square array of linear-factorial numbers, read by antidiagonals. 4
1, 1, 1, 1, 2, 2, 1, 3, 6, 6, 1, 4, 10, 24, 24, 1, 5, 14, 42, 120, 120, 1, 6, 18, 60, 216, 720, 720, 1, 7, 22, 78, 312, 1320, 5040, 5040, 1, 8, 26, 96, 408, 1920, 9360, 40320, 40320, 1, 9, 30, 114, 504, 2520, 13680, 75600, 362880, 362880 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

0,5

COMMENTS

Rows include A000142(n), A000142(n+1), A007680, A082033, A082034. Columns include 2!*A005408(n),3!*A016777(n),4!*A016813(n),5!*A016861. Main diagonal is A082042.

LINKS

Table of n, a(n) for n=0..54.

FORMULA

Square array defined by T(n, k)=(kn+1)n!

EXAMPLE

Rows begin

1 1 2 6 ....

1 2 6 24 ...

1 3 10 42 ...

1 4 14 60 ...

1 5 18 78 ...

CROSSREFS

Cf. A077038.

Sequence in context: A158825 A247507 A107111 * A163649 A110858 A008279

Adjacent sequences:  A082034 A082035 A082036 * A082038 A082039 A082040

KEYWORD

easy,nonn,tabl

AUTHOR

Paul Barry, Apr 02 2003

STATUS

approved

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Last modified July 5 00:40 EDT 2020. Contains 335457 sequences. (Running on oeis4.)