368047

Properties

Appears in sequences

• Positions of non-crossing fixed-point-free involutions encoded by A014486 in A055089. Permutation of A064640.at n=23A064638
• Positions of non-crossing fixed-point-free involutions encoded by A014486 (after reflection) in A055089. Permutation of A064640.at n=23A064639
• Positions of non-crossing fixed-point-free involutions (encoded by A014486) in A055089, sorted to ascending order.at n=23A064640
• Numbers n such that the number formed by the digits of 2n sorted in ascending order is equal to the sum of the divisors of n after the digits of each divisor have been sorted in ascending order.at n=27A083387
• Primes which can be partitioned into distinct factorials. 0! and 1! are not considered distinct.at n=19A089359
• Row sums of triangle A136579.at n=9A136580
• a(n) = Sum_{k=1..n} (2k-1)!.at n=4A138523
• Array read by antidiagonals: T(m,n) = Sum(1<=i<=m) ( n + 2(i-1) )!at n=14A211368
• Partial sums of A005165.at n=9A341900
• Prime numbersat n=31385