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 A199537 #18 Jan 05 2025 19:51:39 %S A199537 2,7,9,17,19,23,25,33,35,43,45,49,51,59,61,65,67,75,77,85,87,91,93, %T A199537 101,103,111,113,117,119,127,129,133,135,143,145,153,155,159,161,169, %U A199537 171,175,177,185,187,195,197,201,203,211,213,221,223,227,229,237,239 %N A199537 The second column in Clark Kimberling's even first column Stolarsky array (beginning column count at 1). %H A199537 C. Kimberling, <a href="https://web.archive.org/web/2024*/https://www.fq.math.ca/Scanned/32-4/kimberling.pdf">The first column of an interspersion</a>, Fibonacci Quarterly 32 (1994), pp. 301-314. %e A199537 The even first column stolarsky array (EFC array), northwest corner: %e A199537 1......2.....3.....5.....8....13....21....34....55....89...144 ... %e A199537 4......7....11....18....29....47....76...123...199...322...521 %e A199537 6......9....15....24....39....63...102...165...267...432...699 %e A199537 10....17....27....44....71...115...186...301...487...788..1275 %e A199537 12....19....31....50....81...131...212...343...555...898..1453 %e A199537 14....23....37....60....97...157...254...411...665..1076..1741 %e A199537 16....25....41....66...107...173...280...453...733..1186..1919 %e A199537 20....33....53....86...139...225...364...589...953..1542..2673 %e A199537 22....35....57....92...149...241...390...631..1021..1652..2673 %Y A199537 Cf. A199535, A199536. %K A199537 nonn %O A199537 1,1 %A A199537 _Casey Mongoven_, Nov 07 2011