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 A076168 Primes p such that sum of squares of even-position digits equals the sum of squares of odd-position digits of p. 0
 11, 1487, 4871, 7841, 15413, 20231, 22453, 23201, 25423, 28657, 29867, 41351, 43597, 44453, 45377, 45553, 47513, 48017, 48479, 49537, 49801, 51473, 53891, 57413, 65287, 67421, 80491, 83591, 86297, 87041, 89797, 102023, 104089, 105389 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS There are 266 such primes < 10^6, the largest being 994871 -> 9^2+4^2+7^2 = 9^2+8^2+1^2 = 146. LINKS Table of n, a(n) for n=1..34. EXAMPLE 1487 is in the sequence because 1^2+8^2 = 4^2+7^4 = 65. CROSSREFS Sequence in context: A015027 A160264 A351597 * A053884 A027880 A222841 Adjacent sequences: A076165 A076166 A076167 * A076169 A076170 A076171 KEYWORD nonn,base AUTHOR Zak Seidov, Nov 01 2002 STATUS approved

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Last modified May 29 00:29 EDT 2024. Contains 372921 sequences. (Running on oeis4.)