A178865 Triangle read by rows; generalization of A101950.

1, 10, 1, 90, 20, 1, 800, 280, 30, 1, 7101, 3400, 570, 40, 1, 63010, 38301, 8800, 960, 50, 1, 559090, 412020, 120601, 18000, 1450, 60, 1, 4960800, 4296280, 1530030, 291001, 32000, 2040, 70, 1

Offset

1,2

Comments

Rows sum up to A000042

Erroneous version of A206819. - Philippe Deléham, Feb 23 2013

Links

Table of n, a(n) for n=1..36.

Example

Triangle begins:
1,
10, 1,
90, 20, 1,
800, 280, 30, 1

Crossrefs

Cf. A000042, A101950, A004189, A206819.

Sequence in context: A030526 A327003 A206819 * A347491 A164881 A276379

Adjacent sequences: A178862 A178863 A178864 * A178866 A178867 A178868

Keyword

nonn,tabl

Author

Mark Dols, Jun 20 2010

Status

approved