69473

Properties

Appears in sequences

• Truncated octahedral numbers: 16*n^3 - 33*n^2 + 24*n - 6.at n=16A005910
• G.f.: A(x) = x/Series_Reversion[x*G(x)] where A(x*G(x)) = G(x) = g.f. of A144691.at n=8A144692
• Primes equal to a heptagonal number plus 1.at n=34A285791
• Prime numbersat n=6897