41379

Appears in sequences

• Number of unimodal partitions/compositions of n into distinct terms.at n=44A072706
• G.f.: A(x) = ( G(x)^5 - G(x^5) - 5*x*((1-x^4)/(1-x))/(1-x^5) )/(25*x^2) where G(x) is the g.f. of A110631.at n=19A111583
• Number of n X n binary arrays symmetric under 180 degree rotation with all ones connected only in a 1101-0111 pattern in any orientation.at n=9A146729
• Number T(n,k) of involutions of [n] having exactly k peaks; triangle T(n,k), n>=0, 0<=k<=max(0,floor((n-1)/2)), read by rows.at n=45A303648
• Number of integer partitions of n whose multiplicities appear with distinct multiplicities.at n=47A325329
• a(n) is the 2-adic valuation of 1 + 3*{the n-th iterate of 27 with A371094}.at n=14A372448