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 A164676 Primes obtained from other primes by taking the corresponding powers of each digit and adding the result. 1
 2, 31, 257, 283, 823799, 3, 29, 29, 29, 826669, 46687, 29, 826669, 826669, 404197709, 775664521, 7, 387467147, 17600761, 17600761, 7, 311, 16780369, 387467147, 387467147, 17600761, 7, 7, 13, 826699, 388247161, 16823903, 826699, 388247161 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS This sequence was arrived at by doing the arithmetic on primes in their increasing order. LINKS Table of n, a(n) for n=1..34. Dario Alpern, Factorization using the Elliptic Curve Method Chris Caldwell, The First 10,000 Primes EXAMPLE 31 from 23: 2^2 + 3^3 = 31 (prime); 823799 from 47: 4^4 + 7^7 = 823799 (prime); 826669 from 157: 1^1 + 5^5 + 7^7 = 826669 (prime). CROSSREFS Cf. A000040. Sequence in context: A134179 A223145 A188225 * A004307 A268879 A120357 Adjacent sequences: A164673 A164674 A164675 * A164677 A164678 A164679 KEYWORD base,nonn AUTHOR Parthasarathy Nambi, Aug 20 2009 EXTENSIONS More terms from Zak Seidov, Aug 21 2009 STATUS approved

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Last modified April 17 05:47 EDT 2024. Contains 371756 sequences. (Running on oeis4.)