54227

Appears in sequences

• Numerators of continued fraction convergents to sqrt(472).at n=10A041900
• n-th 4k+1 prime times n-th 4k-1 prime.at n=24A048630
• Retrograde trajectory of 11 under map n -> A132988(n).at n=41A132991
• Numerators of the partial alternating sums of the reciprocals of Pillai's arithmetical function (A018804).at n=14A379365