54233domain: NAppears in sequencesPowers of fourth root of 13 rounded up.at n=17A018083Transform of A059226 applied to sequence 0, 0, 1, 0, 0, 0, 0, ...at n=8A059273Number of partitions of 2n-set in which number of blocks of size 2k-1 is even (or zero) for every k.at n=5A130222