A155092 - OEIS

A155092

Matrix inverse of A155091.

1, 1, 1, 1, 1, 1, 2, 2, 1, 1, 3, 3, 2, 1, 1, 6, 6, 4, 2, 1, 1, 11, 11, 7, 4, 2, 1, 1, 22, 22, 14, 8, 4, 2, 1, 1, 42, 42, 27, 15, 8, 4, 2, 1, 1, 84, 84, 54, 30, 16, 8, 4, 2, 1, 1, 165, 165, 106, 59, 31, 16, 8, 4, 2, 1, 1, 330, 330, 212, 118, 62, 32, 16, 8, 4, 2, 1, 1, 654, 654, 420, 234, 123, 63

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OFFSET

1,7

COMMENTS

First column is A002083. Rows sums are A045690.

Eigentriangle of A101688. - Paul Barry, Mar 01 2011

LINKS

Table of n, a(n) for n=1..84.

EXAMPLE

Table begins:

1,1,

1,1,1,

2,2,1,1,

3,3,2,1,1,

6,6,4,2,1,1,

11,11,7,4,2,1,1,

22,22,14,8,4,2,1,1,

42,42,27,15,8,4,2,1,1,

84,84,54,30,16,8,4,2,1,1,

CROSSREFS

Cf. A002083, A045690.

Sequence in context: A332548 A352685 A191781 * A095133 A334572 A126081

Adjacent sequences: A155089 A155090 A155091 * A155093 A155094 A155095

KEYWORD

nonn,tabl

AUTHOR

Mats Granvik, Jan 20 2009

STATUS

approved