id:A034692 - OEIS Search Results

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a(n+1) = smallest number that is not the sum of a(n) or fewer terms of a(1),...,a(n).

+0
1

1, 2, 5, 23, 455, 197447, 38895873863, 1512881323770591465287, 2288809899755012359449577849239960517955399, 52386507572165497259176609105937204681020506235484247983008987400848243666370749\ 60199 (list; graph; listen)

	OFFSET	`1,2`
	FORMULA	`a(n+1)=a(n)^2+2a(n)-a(n)a(n-1)-a(n-1), n>1.`
	CROSSREFS	`Sequence in context: A062495 A158889 A078125 this_sequence A002507 A137094 A130379` `Adjacent sequences: A034689 A034690 A034691 this_sequence A034693 A034694 A034695`
	KEYWORD	`nonn`
	AUTHOR	`Erich Friedman (erich.friedman(AT)stetson.edu)`
	EXTENSIONS	`Formula and more terms from Christian G. Bower (bowerc(AT)usa.net).`

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Last modified December 8 08:31 EST 2009. Contains 170430 sequences.

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