287988

Appears in sequences

• Number of length n+6 0..7 arrays with every seven consecutive terms having four times the sum of some three elements equal to three times the sum of the remaining four.at n=0A249170
• T(n,k)=Number of length n+6 0..k arrays with every seven consecutive terms having four times the sum of some three elements equal to three times the sum of the remaining four.at n=21A249171
• Number of length 1+6 0..n arrays with every seven consecutive terms having four times the sum of some three elements equal to three times the sum of the remaining four.at n=6A249172
• Starts of runs of 4 consecutive integers that are Jacobsthal-Niven numbers (A364216).at n=31A364219