a(n) is the smallest centered n-gonal number with exactly n distinct prime factors.
A358894
a(n) is the smallest centered n-gonal number with exactly n distinct prime factors.
Terms
- a(0) =460a(1) =99905a(2) =463326a(3) =808208947a(4) =23089262218a(6) =53780356630
External references
- oeis: A358894