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A091175
Row sums of triangle A091173, in which the n-th row lists the coefficients of the polynomial that generates the n-th diagonal.
2
1, 2, 4, 10, 28, 90, 328, 1338, 6024, 29626, 158012, 909010, 5613780, 37055042, 260364176, 1940244658, 15284106448, 126896996146, 1107489613428, 10135926083290, 97067610544716, 970745888712042, 10119581002558168
OFFSET
0,2
COMMENTS
Also equals the second column of triangle A091173, in which the root of each row polynomial is -1.
CROSSREFS
Sequence in context: A229046 A363110 A271207 * A090594 A361912 A188496
KEYWORD
nonn
AUTHOR
Paul D. Hanna, Dec 25 2003
STATUS
approved