id:A137508 - OEIS Search Results

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Successive structures of alkaline earth metals (periodic table elements from 2nd column).

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2, 2, 2, 8, 2, 2, 8, 8, 2, 2, 8, 18, 8, 2, 2, 8, 18, 18, 8, 2, 2, 8, 18, 32, 18, 8, 2 (list; graph; listen)

	OFFSET	`1,1`
	EXAMPLE	`27 terms: 2, 2 for beryllium, ... Every structure is palindromic (even and odd mixed). Also 2*A106314.`
	CROSSREFS	`Cf. A099956, A005993. Same numbers as in A093907.` `Sequence in context: A121258 A087421 A132697 this_sequence A055921 A029605 A054271` `Adjacent sequences: A137505 A137506 A137507 this_sequence A137509 A137510 A137511`
	KEYWORD	`nonn`
	AUTHOR	`Paul Curtz (bpcrtz(AT)free.fr), Apr 23 2008`

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Last modified December 3 01:16 EST 2008. Contains 151161 sequences.