A152408 Column 1 of triangle A152406; also, column 0 of matrix square of A152406.

1, 2, 10, 74, 698, 7838, 100850, 1451454, 22985130, 395771314, 7343341450, 145794607514, 3079842702578, 68901387446398, 1626057773601090, 40345654620151198, 1049419439407261266, 28542192105057234434

Offset

0,2

Comments

Matrix powers of triangle T=A152406 satisfy:

column k of T^(j+1) = column j of T^(k+1) for all j>=0, k>=0.

Links

Paul D. Hanna, Table of n, a(n), n=0..100.

Crossrefs

Cf. A152406; A152407, A152409, A152410.

Sequence in context: A352914 A141149 A306045 * A046863 A185971 A000698

Adjacent sequences: A152405 A152406 A152407 * A152409 A152410 A152411

Keyword

nonn

Author

Paul D. Hanna, Dec 05 2008

Status

approved