25678

Appears in sequences

• Numerators of continued fraction convergents to sqrt(726).at n=4A042398
• a(n) is the smallest positive d such that the n-th prime is the smallest prime p for which p+d is also prime.at n=37A101042
• A101042 sorted. There exists a prime p for which a(n) is the smallest positive d such that p is the smallest prime where p+d is also prime.at n=35A101043
• d such that the smallest prime p for which p+d is also prime is larger than for any smaller d.at n=14A101046
• Even numbers k such that if a person is born in year k and lives not more than 100 years, then he never celebrates his prime birthday on a prime year.at n=29A124658
• Start with a(1)=1; for n >= 1, a(n+1)=a(n)+a(k) with k=[n-n-th digit of "e"]. If k<0 or k=0, then a(k)=0.at n=38A133392
• G.f. of the z^2 coefficients of the FP2 in the third column of the A156925 matrix.at n=4A156935
• Append three digits, each increasing by one modulo 10 from the last digit of the nonnegative integers. 0 -> 123, 1 -> 1234 2 -> 2345, ... , 9 -> 9012, 10 -> 10123, etc.at n=25A167231
• Fibonacci numbers with the base 10 digits sorted into increasing order.at n=23A272918
• The number of partitions of n which represent Chomp positions with Sprague-Grundy value 9.at n=59A284782
• Total number of parts in all m-color dihedral compositions of n (that is, the total number of parts in all dihedral compositions of n where a part of size m may be colored with one of m colors).at n=11A308817