A307630 Index at which n first appears in A307720.

1, 3, 5, 27, 47, 99, 53, 137, 177, 1024, 1374, 2474, 1386, 3326, 3662, 5274, 3738, 6290, 3756, 8954, 9374, 12878, 6680, 9682, 9850, 10324, 11010, 14578, 6704, 78506, 84626, 106968, 88474, 127682, 86802, 143544, 84658, 160664, 97850, 274079, 89480, 326195

Offset: 1

Author

N. J. A. Sloane, Apr 25 2019

Keywords

• nonn

Links

• Rémy Sigrist, Table of n, a(n) for n = 1..10000 (terms 1..239 from Hans Havermann, terms 240..669 from Lars Blomberg)
• Rémy Sigrist, Log-plot of first 5000 terms.
• Rémy Sigrist, C++ program for A307630.

Crossrefs

Cf. A307720, A307631, A307632, A307633, A307634, A307730, A307747.

Extensions

More terms from Hans Havermann, Apr 25 2019