A134678 Where records occur in A069360.

1, 4, 6, 9, 12, 15, 21, 30, 42, 45, 60, 75, 90, 105, 150, 165, 195, 210, 270, 285, 315, 390, 420, 510, 525, 630, 735, 840, 945, 1050, 1155, 1365, 1680, 1785, 1995, 2205, 2310, 2730, 3045, 3255, 3465, 3885, 3990, 4095, 4620, 5355, 5460, 5775, 6510, 6825

Offset: 1

Author

Klaus Brockhaus, Nov 20 2007

Keywords

• nonn

Comments

It appears that a(n) is divisible by 15 for all n >= 11. - Dmitry Kamenetsky, Apr 29 2023

Links

• Klaus Brockhaus, Table of n, a(n) for n = 1..106 [changed by _Georg Fischer_, Apr 03 2024]

Crossrefs

Cf. A069360, A134677 (records).

Extensions

a(2)=2 removed by Georg Fischer, Apr 03 2024