id:A135076 - OEIS Search Results

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Primes appearing in A076203.

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1

2, 7, 5, 11, 13, 7, 19, 19, 29, 31, 41, 37, 29, 43, 41, 37, 47, 61, 59, 67, 71, 61, 73, 79, 89, 109, 103, 89, 109, 107, 107, 113, 139, 151, 127, 137, 107, 113, 167, 173, 167, 181, 191, 173, 193, 223, 233, 211, 199, 229, 251, 239, 281, 251, 277, 281, 239, 241, 239, 269 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`Also, primes appearing in A001370.`
	LINKS	`Zak Seidov, Table of n, a(n) for n = 1..1000.`
	FORMULA	`a(n)=sod(2^A076203(n)), sod(x)=sum of digits of x.`
	EXAMPLE	`a(1)=2 because s=A076203(1)=1,(2^s)=2 and sod(2)=2; sod(x)=sum of digits of x;` `a(2)=7 because s=A076203(2)=4, 2^s=16 and sod(16)=7.`
	CROSSREFS	`Cf. A001370, A076203.` `Sequence in context: A117931 A011051 A024691 this_sequence A155546 A073132 A165355` `Adjacent sequences: A135073 A135074 A135075 this_sequence A135077 A135078 A135079`
	KEYWORD	`base,nonn`
	AUTHOR	`Zak Seidov (zakseidov(AT)yahoo.com), Nov 18 2007`

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Last modified November 29 12:46 EST 2009. Contains 167659 sequences.

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