309990

Appears in sequences

• Smallest multiple of n beginning with n and having a digit sum n, or 0 if no such number exists.at n=29A077727
• Number of binary strings of length n with equal numbers of 0001 and 1110 substrings.at n=20A164165
• Number of nX5 nonnegative integer arrays with upper left 0 and lower right its king-move distance away minus 3 and every value increasing by 0 or 1 with every step right, diagonally se or down.at n=6A253008
• Number of nX7 nonnegative integer arrays with upper left 0 and lower right its king-move distance away minus 3 and every value increasing by 0 or 1 with every step right, diagonally se or down.at n=4A253010
• T(n,k)=Number of nXk nonnegative integer arrays with upper left 0 and lower right its king-move distance away minus 3 and every value increasing by 0 or 1 with every step right, diagonally se or down.at n=59A253011