80819

Properties

Appears in sequences

• Numerators of continued fraction convergents to sqrt(111).at n=9A041200
• Numerators of continued fraction convergents to sqrt(999).at n=9A042934
• Primes whose consecutive digits differ by 7 or 8.at n=17A048419
• Number of bracelet structures using a maximum of three different colored beads.at n=15A056353
• Primes whose reversal + 1 is a square.at n=14A167217
• Number of nX6 0..2 arrays with rows unimodal and antidiagonals nondecreasing.at n=2A224372
• T(n,k)=Number of nXk 0..2 arrays with rows unimodal and antidiagonals nondecreasing.at n=30A224374
• Number of 3Xn 0..2 arrays with rows unimodal and antidiagonals nondecreasing.at n=5A224375
• Prime numbersat n=7911