A085193 - OEIS

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A085193

Repeating part of A085192.

2, 6, 2, 4, 18, 2, 6, 2, 4, 10, 2, 4, 8, 58, 2, 6, 2, 4, 18, 2, 6, 2, 4, 10, 2, 4, 8, 26, 2, 6, 2, 4, 10, 2, 4, 8, 18, 2, 4, 8, 16, 202, 2, 6, 2, 4, 18, 2, 6, 2, 4, 10, 2, 4, 8, 58, 2, 6, 2, 4, 18, 2, 6, 2, 4, 10, 2, 4, 8, 26, 2, 6, 2, 4, 10, 2, 4, 8, 18, 2, 4, 8, 16, 74, 2, 6, 2, 4, 18, 2, 6, 2, 4, 10 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,1`
	LINKS	`A. Karttunen, Notes concerning A080237-tree and related sequences.`
	FORMULA	`a(n) = A085192(A081291(n+1)-1)` `a(n) = 4*A085193(A085182(n+1)-1) + 2 - (2^A007001(n+1)) if A007001(n+2)==1, otherwise 2^A007001(n+1).`
	PROG	`(MIT Scheme) (define (A085193 nn) (let ((n (1+ nn))) (cond ((= 1 (A007001 (+ n 1))) (- (* 4 (A085193 (-1+ (A085182 n)))) (- (expt 2 (A007001 n)) 2))) (else (expt 2 (A007001 n))))))`
	CROSSREFS	`Same sequence divided by 2: A085194. Cf. A085190.` `Sequence in context: A194953 A057606 A021385 * A060295 A102912 A064850` `Adjacent sequences: A085190 A085191 A085192 * A085194 A085195 A085196`
	KEYWORD	`nonn`
	AUTHOR	`Antti Karttunen (my_firstname.my_surname(AT)iki.fi) Jun 14 2003`

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Last modified February 14 18:47 EST 2012. Contains 205663 sequences.