120146domain: NAppears in sequencesNumbers that are the sum of 4 nonzero 10th powers.at n=11A004804Numbers that are the sum of at most 4 nonzero 10th powers.at n=30A004899Number of binary words of length n such that in every prefix and in every suffix the number of 0's and the number of 1's differ by at most two.at n=22A306293