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 A352204 Indices of records in A109812. 16
 1, 2, 3, 5, 7, 8, 11, 15, 18, 21, 23, 27, 29, 32, 38, 40, 50, 53, 56, 59, 70, 75, 84, 89, 101, 103, 106, 108, 113, 156, 161, 163, 164, 188, 239, 293, 307, 328, 417, 420, 425, 431, 433, 480, 491, 546, 617, 631, 633, 648, 649, 651, 890, 892, 1225, 1235, 1245, 1251, 1305, 1307, 1315, 1323, 1324, 1476, 1485, 1517, 1598, 1891, 1898, 1913, 1970 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 LINKS Rémy Sigrist, Table of n, a(n) for n = 1..962 (First 113 terms from N. J. A. Sloane., next 266 terms from Michael De Vlieger) Rémy Sigrist, C++ program MATHEMATICA c[_] = 0; a[1] = c[1] = r = 1; u = 2; {1}~Join~Reap[Do[k = u; While[Nand[c[k] == 0, BitAnd[a[i - 1], k] == 0], k++]; Set[{a[i], c[k]}, {k, i}]; If[k == u, While[c[u] > 0, u++]]; If[k > r, Sow[i]; Set[r, k]], {i, 2, 1980}]][[-1, -1]] (* Michael De Vlieger, Mar 29 2022 *) PROG (C++) See Links section. CROSSREFS Cf. A109812, A352203. Sequence in context: A026401 A069353 A300163 * A224858 A090704 A112055 Adjacent sequences: A352201 A352202 A352203 * A352205 A352206 A352207 KEYWORD nonn AUTHOR N. J. A. Sloane and Chai Wah Wu, Mar 28 2022 STATUS approved

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Last modified February 7 17:57 EST 2023. Contains 360128 sequences. (Running on oeis4.)