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A279954 Prime d-powerful numbers: prime numbers which can be represented as the sum of some nonnegative powers of their digits. 0

%I #22 Dec 23 2016 21:53:50

%S 2,3,5,7,43,89,263,283,347,373,379,463,653,733,739,2063,2083,2131,

%T 2137,2179,2203,2243,2267,2269,2293,2333,2423,2437,2467,2473,2753,

%U 2777,2803,2843,2939,2953,3167,3257,3457,3527,3943,3947,4133,4153,4157,4159,4229,4241,4243,4261,4289,4339,4349,4373,4397

%N Prime d-powerful numbers: prime numbers which can be represented as the sum of some nonnegative powers of their digits.

%e 43 is prime, and is 4^2 + 3^3, a sum of powers of its digits, and thus also a d-powerful number.

%Y Cf. A007532, A061862, A134703.

%K nonn,base

%O 1,1

%A _Randy L. Ekl_, Dec 23 2016

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Last modified April 25 01:35 EDT 2024. Contains 371964 sequences. (Running on oeis4.)