A093913 Ratio of products of successive rows of irregular triangle defined in A093911.

6, 20, 42, 1144, 3343050, 707866293437614080, 322686644032484531917367528014184448000000

Offset: 1

Author

Amarnath Murthy, Apr 24 2004

Keywords

• nonn
• easy
• less

Comments

Next term has 95 digits.

Crossrefs

Cf. A090907, A093911.

Formula

a(n) = A093910(n+1)/A093910(n).

Extensions

Edited and extended by David Wasserman, Mar 27 2006