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 A090876 Sum of regular and irregular primes of the same index. 0
 39, 62, 72, 108, 114, 144, 166, 176, 256, 286, 294, 312, 326, 340, 360, 372, 418, 426, 458, 472, 490, 506, 528, 542, 574, 590, 604, 630, 674, 704, 714, 730, 756, 768, 784, 800, 810, 816, 830, 854, 874, 882, 898, 914, 928, 952, 968, 1008, 1064, 1074, 1092 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS Table of n, a(n) for n=1..51. EXAMPLE The 10th regular prime is 29. The 10th irregular prime is 257. 29+257 = 286, the 10th entry in the table. CROSSREFS Sequence in context: A039353 A043176 A043956 * A165461 A020166 A046448 Adjacent sequences: A090873 A090874 A090875 * A090877 A090878 A090879 KEYWORD nonn AUTHOR Cino Hilliard, Feb 13 2004 STATUS approved

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Last modified December 4 01:51 EST 2023. Contains 367541 sequences. (Running on oeis4.)