A076922 Smallest number greater than the previous term such that the highest common factor of successive pairs follows the pattern 1, 2, 2, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 6, ... (n repeated n times, A002024).

1, 2, 4, 6, 9, 15, 24, 28, 32, 36, 40, 45, 50, 55, 65, 90, 96, 102, 108, 114, 120, 126, 133, 140, 147, 154, 161, 175, 224, 232, 240, 248, 256, 264, 272, 280, 288, 297, 306, 315, 324, 333, 342, 351, 369, 450, 460, 470, 480, 490, 500, 510, 520, 530

Offset

1,2

Links

Table of n, a(n) for n=1..54.

Crossrefs

Cf. A002024.

Sequence in context: A024787 A385012 A266648 * A157679 A057602 A171646

Adjacent sequences: A076919 A076920 A076921 * A076923 A076924 A076925

Keyword

nonn

Author

Amarnath Murthy, Oct 17 2002

Extensions

More terms from Diana L. Mecum, Jun 04 2007

Status

approved