84913470

Appears in sequences

• First numerator and then denominator of the central elements of the 1/4-Pascal triangle (by row).at n=30A046572
• First denominator and then numerator of the central elements of the 1/4-Pascal triangle (by row).at n=31A046573
• Distinct numbers in writing first numerator and then denominator of the central elements of the 1/4-Pascal triangle (by row).at n=16A046574