23492

Appears in sequences

• Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite VET = VPI-8 [Si17O34] starting with a T5 atom.at n=13A019251
• "CIK" (necklace, indistinct, unlabeled) transform of 3,5,7...at n=7A032199
• Number of partitions of n into parts not of the form 19k, 19k+7 or 19k-7. Also number of partitions with at most 6 parts of size 1 and differences between parts at distance 8 are greater than 1.at n=39A035976
• 30*a(n) is the gap between sexy prime triples in the n-th sexy prime triple triple whose initial term is 11.at n=14A090890
• Structured triakis icosahedral numbers (vertex structure 4).at n=13A100172
• Numbers n such that P(13*n) is prime, where P(n) is the unrestricted partition number.at n=17A113518
• a(n) = 839*n.at n=28A135639
• Number of arrays of 2n nondecreasing integers in -4..4 with sum zero and equal numbers greater than zero and less than zero.at n=11A203287
• The Szeged index of the n-sunlet graph (n>=3).at n=25A228600
• Number n such that the sum of its proper evil divisors (A001969) equals n.at n=34A230587
• Number of 2-matchings of the n X n grid graph.at n=9A242856