123821

Properties

Appears in sequences

• Fibonacci numbers written in base 9.at n=25A004692
• Primes in the numerator of partial sums of A076476.at n=9A076477
• Mountain emirps.at n=27A182721
• Primes of the form 7n^2 - 2.at n=21A201848
• a(n) = Fibonacci(n) represented in bijective base-9 numeration.at n=24A282240
• Number of integer partitions of n whose LCM is greater than n.at n=48A327779
• Triangle read by rows. T(n, k) = k^n * BellPolynomial(n, -1/k) for k > 0, if k = 0 then T(n, k) = k^n.at n=34A350261
• Triangle read by rows. T(n, k) = B(n, n - k + 1) where B(n, k) = k^n * BellPolynomial(n, -1/k) for k > 0, if k = 0 then B(n, k) = k^n.at n=30A350262
• Prime numbersat n=11636