A178888 Irregular table A035206(n,k)*A096162(n,k), read by rows.

1, 2, 2, 3, 6, 6, 4, 12, 12, 24, 24, 5, 20, 20, 60, 60, 120, 120, 6, 30, 30, 30, 120, 120, 120, 360, 360, 720, 720, 7, 42, 42, 42, 210, 210, 210, 210, 840, 840, 840, 2520, 2520, 5040, 5040, 8, 56, 56, 56, 56, 336, 336, 336, 336, 336, 1680, 1680, 1680, 1680, 1680, 6720, 6720, 6720, 20160, 20160

Offset: 1

Author

Alford Arnold, Jun 21 2010

Keywords

• easy
• nonn
• tabf

Examples

			A035206 begins 1 2 1 3 6 1 4 12 6 12 1 ...
A096162 begins 1 1 2 1 1 6 1 1 2 2 24 ...
therefore
A178888 begins 1 2 2 3 6 6 4 12 12 24 24 ...
with row sums 1,4,15,76,405,2616,18613,151432,1367649...A178887
		

Crossrefs

Cf. A035206, A096162, A178887 (row sums).