1,2

Index entries for sequences related to factorial numbers

prod_{k=1}^{k=n} {(q^k - 1) / (q - 1)}

Adjacent sequences: A015023 A015024 A015025 this_sequence A015027 A015028 A015029

Sequence in context: A001155 A001391 A049064 this_sequence A130598 A027879 A015108

sign,easy

Olivier Gerard (ogerard(AT)ext.jussieu.fr)