40506

Appears in sequences

• arcsin(sinh(x)+arcsin(x))=2*x+10/3!*x^3+378/5!*x^5+40506/7!*x^7...at n=3A013034
• Values of m such that N=(am+1)(bm+1)(cm+1) is a 3-Carmichael number (A087788), where a,b,c = 1,2,11.at n=16A064242
• Numbers m such that N = (am+1)(bm+1)(cm+1) is a 3-Carmichael number (A087788), where a,b,c = 1,2,55.at n=7A065696
• Triangle, read by rows, where row n equals row n of matrix power A132844^n for n>=0, where triangle A132844 is defined by: A132844(n,k) = T( [(n+k)/2], k) for n>=k>=0.at n=38A132845
• Column 2 of triangle A132845.at n=6A132848
• E.g.f. satisfies A(x) = 1 + x*A(x)^3 * (exp(x*A(x)^3) - 1).at n=6A371272