id:A098698 - OEIS Search Results

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Main diagonal of array in A098697.

+0
2

1, 4, 64, 1778, 73848, 4188592, 306690520, 27893327856, 3063657097664, 397720778283584, 59997757426314624, 10373545999796847232, 2032368096229682220160, 446879795164524710777856 (list; graph; listen)

	OFFSET	`0,2`
	COMMENT	`Diagonal of Euler-Seidel matrix with start sequence A000248.`
	FORMULA	`Sum[k=0..n, C(n, k) * A000248(2n-k)].`
	CROSSREFS	`Sequence in context: A146341 A091483 A050636 this_sequence A081559 A002454 A013043` `Adjacent sequences: A098695 A098696 A098697 this_sequence A098699 A098700 A098701`
	KEYWORD	`nonn`
	AUTHOR	`Ralf Stephan, Sep 23 2004`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

AT&T Labs Research