41266

Appears in sequences

• Number of strictly increasing arrangements of 5 nonzero numbers in -(n+3)..(n+3) with sum zero.at n=25A188124
• Sum of the first n strobogrammatic numbers.at n=27A230833
• Number of sets of exactly n positive integers <= n+6 having a square element sum.at n=30A281969
• a(n) is the index of the smallest n-gonal pyramidal number with binary weight n.at n=35A359092