181374

Appears in sequences

• Enneagonal numbers whose sum of digits is also enneagonal.at n=29A117051
• Sum of the smallest parts of the partitions of 4n into 4 parts.at n=34A238702
• a(n) = binomial(n+5,5) + 4*binomial(n+4,5) + 4*binomial(n+3,5) + binomial(n+2,5).at n=17A244864
• 9-gonal numbers which are products of five distinct primes.at n=6A356355