// output of ./demo/seq/A042942-demo.cc: // Description: //% Sequence A042942 of the OEIS, //% related to the Oldenburger-Kolakoski sequence (A000002). //% Cf. https://en.wikipedia.org/wiki/Kolakoski_sequence //% Algorithm by David Eppstein, //% see http://11011110.livejournal.com/336374.html arg 1: 30 == n [Compute n terms of A042942] default=30 1: 1 2: 2 3: 4 4: 6 5: 9 6: 14 7: 22 8: 33 9: 49 10: 74 11: 112 12: 169 13: 254 14: 381 15: 573 16: 862 17: 1292 18: 1936 19: 2902 20: 4352 21: 6525 22: 9788 23: 14687 24: 22028 25: 33050 26: 49576 27: 74378 28: 111579 29: 167387 30: 251089