... Ogotemmêli had his own ideas about calculation. The Dogon in fact did use the decimal system, because from the beginning they had counted on their fingers, but the basis of their reckoning had been the number eight and this number recurred in what they called in French la centaine, which for them meant eighty. Eighty was the limit of reckoning, after which a new series began. Nowadays there could be ten such series, so that the European 1,000 corresponded to the Dogon 800. But Ogotemmêli believed that in the beginning men counted by eights - the number of cowries on each hand, that they had used their ten fingers to arrive at eighty, but that the number eight appeared again in order to produce 640 (8 x 10 x 8). 'Six hundred and forty', he said, 'is the end of the reckoning.'

 

In which case we should also fill in the corresponding facts in our H table:

 

In other words, we could read a statement that there were only 48 right ascension days from Elnath (β Tauri) at the Left Foot of Auriga up to and including the Nose of the Great Bear: