id:A014937 - OEIS Search Results

Search: id:A014937

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a(1)=1, a(n)=n*20^(n-1)+a(n-1).

+0
11

1, 41, 1241, 33241, 833241, 20033241, 468033241, 10708033241, 241108033241, 5361108033241, 118001108033241, 2575601108033241, 55823601108033241, 1202703601108033241, 25778703601108033241, 550066703601108033241 (list; graph; listen)

	OFFSET	`1,2`
	FORMULA	`a(n)=(1/361)[1+20^n[19*n-1)], with n>=0 [From Paolo P. Lava (ppl(AT)spl.at), Jan 13 2009]`
	CROSSREFS	`Sequence in context: A069362 A016093 A130639 this_sequence A118451 A094455 A076462` `Adjacent sequences: A014934 A014935 A014936 this_sequence A014938 A014939 A014940`
	KEYWORD	`nonn,easy`
	AUTHOR	`Olivier Gerard (olivier.gerard(AT)gmail.com)`

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Last modified December 2 11:54 EST 2009. Contains 167921 sequences.

AT&T Labs Research