A054093 - OEIS

The OEIS is supported by the many generous donors to the OEIS Foundation.

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

Other ways to Give

A054093

T(n,n-1), array T as in A054090.

1, 2, 2, 8, 24, 106, 546, 3368, 24032, 195170, 1777650, 17950552, 199059672, 2405063018, 31448531954, 442501797656, 6666753146496, 107081325959938, 1826636018849442

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,2

LINKS

Table of n, a(n) for n=1..19.

CROSSREFS

Sequence in context: A290613 A113464 A353252 * A098557 A354066 A372795

Adjacent sequences: A054090 A054091 A054092 * A054094 A054095 A054096

KEYWORD

nonn

AUTHOR

Clark Kimberling

STATUS

approved