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 A161194 Index of last term where no prime sums occur in A161190 in a 4 diagonal set of 24 terms. 4
 88, 116, 149, 178, 207, 220, 258, 259, 307, 322, 326, 343, 344, 367, 380, 427, 498, 533, 550, 557, 558, 564, 628, 638, 652, 718, 742, 743, 751, 767, 795, 818, 860, 863, 891, 999, 1000, 1008, 1009, 1028, 1034, 1078, 1088, 1094, 1111, 1138, 1199, 1230, 1234 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS This sequence comprises the indices for A161193 LINKS FORMULA These are the indices for the sets of 4 diagonals (comprising the 24 points on the circumference of a circle) where no primes occur. EXAMPLE a(1)=88 because that is the index of the first set of 24 terms in 4 diagonals where none is prime. PROG (UBASIC) See A161190. CROSSREFS Cf. A161190, A161191, A161192, A161193. Sequence in context: A216873 A114166 A183186 * A196581 A179245 A174651 Adjacent sequences:  A161191 A161192 A161193 * A161195 A161196 A161197 KEYWORD easy,nonn,uned AUTHOR Enoch Haga, Jun 06 2009 STATUS approved

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Last modified November 28 01:24 EST 2021. Contains 349396 sequences. (Running on oeis4.)