12113640

Appears in sequences

• Bessel polynomial {y_n}'''(0).at n=21A065949
• Numbers that can be expressed as the difference of the squares of primes in exactly twenty distinct ways.at n=14A092016
• Partition number array, called M32(-3), related to A000369(n,m) = |S2(-3;n,m)| (generalized Stirling triangle).at n=45A143173
• A partition product of Stirling_2 type [parameter k = 3] with biggest-part statistic (triangle read by rows).at n=34A157403