id:A099023 - OEIS Search Results

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Diagonal of Euler-Seidel matrix with start sequence e.g.f. 1-tanh(x).

+0
1

1, -1, 4, -46, 1024, -36976, 1965664, -144361456, 13997185024, -1731678144256, 266182076161024, -49763143319190016, 11118629668610842624, -2925890822304510631936, 895658946905031792553984 (list; graph; listen)

	OFFSET	`0,3`
	COMMENT	`T(2n,n), where T is A008280 (signed).`
	CROSSREFS	`Sequence in context: A097643 A113264 A126739 this_sequence A000657 A001623 A002077` `Adjacent sequences: A099020 A099021 A099022 this_sequence A099024 A099025 A099026`
	KEYWORD	`sign`
	AUTHOR	`Ralf Stephan, Sep 23 2004`

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Last modified July 26 13:41 EDT 2008. Contains 142293 sequences.

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