7112889

Appears in sequences

• Least square base n doublet (written in base 10).at n=18A020340
• Squares k^2 such that A068864(k) = k^2.at n=37A068867
• Triangular array read by rows. T(n,k) is the number of Green's H-classes contained in the D-class of rank k matrices in the semigroup Mat_n(F_2) of n X n matrices over the field F_2. n>=0, 0<=k<=n.at n=30A359313
• Triangular array read by rows. T(n,k) is the number of Green's H-classes contained in the D-class of rank k matrices in the semigroup Mat_n(F_2) of n X n matrices over the field F_2. n>=0, 0<=k<=n.at n=33A359313