This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A061413 #8 Aug 13 2024 15:45:23 %S A061413 1,1,2,1,3,3,11,20,10,7,3,18,12,6,27,29,54,27,23,39,39,75,77,57,86,37, %T A061413 105,93,74,15,112,7,81,72,111,62,31,58,130,65,117,72,18,75,56,28,112, %U A061413 56,28,83,149,133,163,192,96,48,73,110,55,150,75,186,83,148,65,68,150 %N A061413 Coefficient values m resulting from A061412. %e A061413 a(3) = 2 since 2*2^A061412(3) + 1 = 2*2^3 + 1 = 17 is prime. %e A061413 a(7) = 11 since 11*2^A061412(7) + 1 = 11*2^21 + 1 = 23068673 is prime. %Y A061413 Cf. A061410-A061415. %K A061413 nonn %O A061413 1,3 %A A061413 _Patrick De Geest_, May 15 2001 %E A061413 Offset changed by _Andrew Howroyd_, Aug 13 2024