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A167685 Triangle read by rows given by [1,1,1,1,1,1,1,1,1,1,...] DELTA [1,1,0,0,0,0,0,0,0,0,0,...] where DELTA is the operator defined in A084938. 0
1, 1, 1, 2, 4, 2, 5, 14, 13, 4, 14, 48, 62, 36, 8, 42, 165, 264, 217, 92, 16, 132, 572, 1066, 1104, 670, 224, 32, 429, 2002, 4186, 5130, 3965, 1912, 528, 64, 1430, 7072, 16184, 22576, 20858, 12904, 5168, 1216, 128 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

0,4

LINKS

Table of n, a(n) for n=0..44.

FORMULA

T(n,0)= A000108(n).

EXAMPLE

Triangle begins :

1 ;

1,1 ;

2,4,2 ;

5,14,13,4 ;

14,48,62,36,8 ;

42,165,264,217,92,16 ; ...

CROSSREFS

Cf. A000108, A039599, A167656,

Sequence in context: A233131 A202395 A117903 * A268740 A120493 A085880

Adjacent sequences:  A167682 A167683 A167684 * A167686 A167687 A167688

KEYWORD

nonn,tabl

AUTHOR

Philippe Deléham, Nov 09 2009

STATUS

approved

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Last modified November 17 18:24 EST 2019. Contains 329241 sequences. (Running on oeis4.)